THIS WEEK: Iraq, the Surge & the President's Strategy

On the eve of General Petraeus? long-awaited report to Congress on the effectiveness of the troop surge, Senators John McCain and John Kerry join the debate exclusively on "This Week with George Stephanopoulos" this Sunday.

Republican Presidential candidate, Ranking Member of the Armed Services Committee, and Vietnam veteran Senator John McCain (R-AZ) joins George Stephanopoulos to discuss when and whether American troops should begin withdrawing troops from Iraq and whether the Iraqi government has successfully met the benchmarks for progress set by Congress.

Then, in another exclusive interview, George gets the Democratic response from another Vietnam veteran, former Presidential candidate, and member of the Foreign Relations committee, Senator John Kerry (D-MA).

Next, a THIS WEEK classic roundtable; ABC News? Sam Donaldson, Cokie Roberts, and George Will join Mr. Stephanopoulos to debate the week?s politics.

Plus, Actor Alan Alda, author of the new book, "Things I Overheard While Talking To Myself" on living a meaningful life.

And, as always, "This Week" honors lives of note In Memoriam, and catches up on the best in political comedy in the Sunday Funnies.

Missed last week's Democratic debate? You can watch video clips, read the transcript and catch up on all the action by clicking here.

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